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IM 11T03E01-51E
<Introduction>
Before starting measurement, check whether or not the default data meets your operating
conditions. If necessary, re-set the parameters to suit your operating requirements.
To check the defaults, make use of the sheet, “Records of GD402’s Operation Parameter
Settings,” in the back of this manual. It is advisable that, if any of the operation parameter settings
have been changed, the new data be noted in this record.
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Information Covered in This Manual
This manual covers all of the information for handling the GD402 converter and the GD40
detector, including instructions on installation, operation, setting of operation parameters,
inspection and maintenance.
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Equipments
The GD402G should only be used with equipment that meets the relevant IEC standard.
Yokogawa accepts no responsibility for the misuse of this unit.
CAUTION
Modification and adaptation of the instrument’s parts, wiring and construction are prohibited.
WARNING
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Power Supply
Ensure the power supply voltage matches instrument before turning ON the power.
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Protective grounding
Make sure to connect the protective grounding to prevent an electric shock before turning
ON the power.
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Necessity of protective grounding
Never cut off the internal or external protective grounding wire or disconnect the wiring of
protective grounding terminal. Doing so poses a potential shock hazard.
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Defect of Protective Grounding and Fuse
Do not operate the instrument when protective grounding or fuse might be defective.
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Fuse
To prevent a fire, make sure to use fuses with specified standard (voltage, current, type).
Before replacing the fuses, turn off the power and disconnect the power source.
Do not use a different fuse or short-circuit the fuse holder.
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Do not Remove any Covers
There are some areas with high voltages. Do not remove any cover if the power supply is
connected. The cover should be removed by qualified personnel only.
Summary of Contents for GD402G /M1
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